Warning: Permanently added '10.128.0.53' (ED25519) to the list of known hosts. 1970/01/01 00:00:31 parsed 1 programs [ 32.121482][ T4325] cgroup: Unknown subsys name 'net' [ 32.382878][ T4325] cgroup: Unknown subsys name 'rlimit' Setting up swapspace version 1, size = 127995904 bytes [ 32.685907][ T4325] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k SSFS [ 36.606573][ T4357] chnl_net:caif_netlink_parms(): no params data found [ 36.625349][ T4357] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.626517][ T4357] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.627985][ T4357] device bridge_slave_0 entered promiscuous mode [ 36.631692][ T4357] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.632822][ T4357] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.634233][ T4357] device bridge_slave_1 entered promiscuous mode [ 36.643211][ T4357] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 36.645709][ T4357] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 36.653670][ T4357] team0: Port device team_slave_0 added [ 36.655527][ T4357] team0: Port device team_slave_1 added [ 36.661313][ T4357] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 36.662486][ T4357] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.666605][ T4357] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 36.669121][ T4357] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 36.670376][ T4357] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 36.674466][ T4357] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 36.730882][ T4357] device hsr_slave_0 entered promiscuous mode [ 36.769790][ T4357] device hsr_slave_1 entered promiscuous mode [ 36.866333][ T4357] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 36.902034][ T4357] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 36.941826][ T4357] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 36.980947][ T4357] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 37.029748][ T4357] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.030908][ T4357] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.032231][ T4357] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.033307][ T4357] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.051451][ T4357] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.055005][ T284] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.057676][ T284] bridge0: port 1(bridge_slave_0) entered disabled state [ 37.059410][ T284] bridge0: port 2(bridge_slave_1) entered disabled state [ 37.061605][ T284] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 37.065761][ T4357] 8021q: adding VLAN 0 to HW filter on device team0 [ 37.068730][ T284] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.071209][ T284] bridge0: port 1(bridge_slave_0) entered blocking state [ 37.072405][ T284] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.075478][ T284] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.076982][ T284] bridge0: port 2(bridge_slave_1) entered blocking state [ 37.078128][ T284] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.126336][ T284] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 37.128190][ T284] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 37.132442][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 37.135480][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.138368][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.141078][ T4357] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 37.194439][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 37.195777][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 37.198946][ T4357] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 37.205281][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 37.212577][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 37.214310][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 37.215748][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 37.217915][ T4357] device veth0_vlan entered promiscuous mode [ 37.221184][ T4357] device veth1_vlan entered promiscuous mode [ 37.227523][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 37.229056][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 37.232292][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 37.235222][ T4357] device veth0_macvtap entered promiscuous mode [ 37.237653][ T4357] device veth1_macvtap entered promiscuous mode [ 37.244412][ T4357] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 37.245601][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 37.247643][ T244] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 37.251119][ T4357] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 37.252433][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 37.255070][ T4357] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.256452][ T4357] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.257674][ T4357] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.258917][ T4357] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 37.335157][ T4378] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 37.336594][ T4380] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 37.337913][ T4380] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 37.339379][ T4380] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 37.342484][ T4378] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 37.343718][ T4378] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 37.887792][ T244] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.889075][ T244] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.891476][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 37.904876][ T244] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 37.906185][ T244] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 37.907831][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready 1970/01/01 00:00:38 executed programs: 0 [ 38.362596][ T47] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1 [ 38.365419][ T47] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9 [ 38.366915][ T47] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9 [ 38.368533][ T47] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4 [ 38.370299][ T47] Bluetooth: hci0: unexpected cc 0x0c25 length: 249 > 3 [ 38.371688][ T47] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2 [ 38.420293][ T4423] chnl_net:caif_netlink_parms(): no params data found [ 38.436611][ T4423] bridge0: port 1(bridge_slave_0) entered blocking state [ 38.437825][ T4423] bridge0: port 1(bridge_slave_0) entered disabled state [ 38.439353][ T4423] device bridge_slave_0 entered promiscuous mode [ 38.470094][ T4423] bridge0: port 2(bridge_slave_1) entered blocking state [ 38.471288][ T4423] bridge0: port 2(bridge_slave_1) entered disabled state [ 38.472909][ T4423] device bridge_slave_1 entered promiscuous mode [ 38.606234][ T4423] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 38.610295][ T4423] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 38.617945][ T4423] team0: Port device team_slave_0 added [ 38.620411][ T4423] team0: Port device team_slave_1 added [ 38.625616][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 38.626691][ T4423] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.630951][ T4423] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 38.633261][ T4423] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 38.634368][ T4423] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 38.638379][ T4423] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 38.680851][ T4423] device hsr_slave_0 entered promiscuous mode [ 38.729827][ T4423] device hsr_slave_1 entered promiscuous mode [ 38.779831][ T4423] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 38.781154][ T4423] Cannot create hsr debugfs directory [ 38.871032][ T4423] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 40.410289][ T47] Bluetooth: hci0: command 0x0409 tx timeout [ 41.870865][ T4423] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.489716][ T47] Bluetooth: hci0: command 0x041b tx timeout [ 42.492280][ T4423] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.592296][ T4423] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0 [ 42.795757][ T4423] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 42.894955][ T4423] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 42.930716][ T4423] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 43.021879][ T4423] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 43.160986][ T4423] 8021q: adding VLAN 0 to HW filter on device bond0 [ 43.165132][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 43.166647][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 43.169060][ T4423] 8021q: adding VLAN 0 to HW filter on device team0 [ 43.172505][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 43.174050][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 43.175532][ T4387] bridge0: port 1(bridge_slave_0) entered blocking state [ 43.176645][ T4387] bridge0: port 1(bridge_slave_0) entered forwarding state [ 43.178391][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 43.232513][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 43.234076][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 43.235554][ T11] bridge0: port 2(bridge_slave_1) entered blocking state [ 43.236701][ T11] bridge0: port 2(bridge_slave_1) entered forwarding state [ 43.239187][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 43.242843][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 43.245706][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 43.247653][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 43.249288][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 43.255317][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 43.256881][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 43.259431][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 43.261666][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 43.264437][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 43.265946][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 43.268334][ T4423] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 43.422589][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 43.423904][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 43.427713][ T4423] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 43.434117][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 43.435837][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 43.441271][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 43.442821][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 43.444324][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 43.445680][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 43.447734][ T4423] device veth0_vlan entered promiscuous mode [ 43.451100][ T4423] device veth1_vlan entered promiscuous mode [ 43.457260][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 43.458889][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 43.461347][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 43.462897][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 43.512782][ T4423] device veth0_macvtap entered promiscuous mode [ 43.516001][ T4423] device veth1_macvtap entered promiscuous mode [ 43.520355][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3e) already exists on: batadv_slave_0 [ 43.521878][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.523831][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 43.525026][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 43.526631][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 43.528066][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 43.529950][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 43.533534][ T4423] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3f) already exists on: batadv_slave_1 [ 43.535169][ T4423] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 43.537244][ T4423] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 43.538476][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 43.540297][ T11] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 43.542854][ T4423] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.544141][ T4423] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.545424][ T4423] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.546760][ T4423] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 43.646775][ T11] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.652882][ T11] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.654289][ T244] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 43.655653][ T244] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 43.655938][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 43.658553][ T4387] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 43.801119][ T4464] loop0: detected capacity change from 0 to 32768 [ 43.805827][ T4464] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz" [ 43.807122][ T4464] gfs2: fsid=syz:syz: Now mounting FS (format 1801)... [ 43.817947][ T4464] gfs2: fsid=syz:syz.0: journal 0 mapped with 3 extents in 0ms [ 43.820717][ T4446] gfs2: fsid=syz:syz.0: jid=0, already locked for use [ 43.821760][ T4446] gfs2: fsid=syz:syz.0: jid=0: Looking at journal... [ 43.835616][ T4446] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 13ms [ 43.837465][ T4446] gfs2: fsid=syz:syz.0: jid=0: Done [ 43.838426][ T4464] gfs2: fsid=syz:syz.0: first mount done, others may mount [ 43.937236][ T4464] gfs2: fsid=syz:syz.0: found 1 quota changes [ 43.969796][ T4423] ------------[ cut here ]------------ [ 43.970799][ T4423] WARNING: CPU: 1 PID: 4423 at include/linux/backing-dev.h:247 __folio_mark_dirty+0x8a0/0xcd8 [ 43.972220][ T4423] Modules linked in: [ 43.972767][ T4423] CPU: 1 PID: 4423 Comm: syz-executor Not tainted syzkaller #0 [ 43.973750][ T4423] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 43.975146][ T4423] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 43.976270][ T4423] pc : __folio_mark_dirty+0x8a0/0xcd8 [ 43.977014][ T4423] lr : __folio_mark_dirty+0x8a0/0xcd8 [ 43.977743][ T4423] sp : ffff8000210072c0 [ 43.978353][ T4423] x29: ffff8000210072e0 x28: 1fffff800065b010 x27: dfff800000000000 [ 43.979407][ T4423] x26: 0000000000000000 x25: ffff0000c5113e90 x24: 0000000000000001 [ 43.980547][ T4423] x23: 0000000000000000 x22: fffffc00032d8088 x21: 1fffe00018a227d2 [ 43.981707][ T4423] x20: ffff0000d5ae2250 x19: fffffc00032d8080 x18: 0000000000000000 [ 43.982829][ T4423] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 43.983983][ T4423] x14: 0000000000000001 x13: 1fffe00018a227d2 x12: 0000000000ff0100 [ 43.985181][ T4423] x11: ff00800008708680 x10: 0000000000000000 x9 : ffff800008708680 [ 43.986426][ T4423] x8 : ffff0000d8979bc0 x7 : ffff800008707e24 x6 : 0000000000000000 [ 43.987647][ T4423] x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff800008a560e8 [ 43.988786][ T4423] x2 : ffff0000cecb2060 x1 : 0000000000000000 x0 : 0000000000000000 [ 43.989922][ T4423] Call trace: [ 43.990398][ T4423] __folio_mark_dirty+0x8a0/0xcd8 [ 43.991155][ T4423] mark_buffer_dirty+0x2b8/0x5c0 [ 43.991876][ T4423] gfs2_unpin+0x120/0x8fc [ 43.992454][ T4423] buf_lo_after_commit+0x140/0x188 [ 43.993130][ T4423] gfs2_log_flush+0xbf0/0x1b10 [ 43.993813][ T4423] do_sync+0x8cc/0xaec [ 43.994374][ T4423] gfs2_quota_sync+0x2cc/0x500 [ 43.995014][ T4423] gfs2_sync_fs+0x4c/0xc4 [ 43.995649][ T4423] sync_filesystem+0xe8/0x218 [ 43.996376][ T4423] generic_shutdown_super+0x70/0x324 [ 43.997079][ T4423] kill_block_super+0x70/0xdc [ 43.997780][ T4423] gfs2_kill_sb+0xc0/0xd4 [ 43.998440][ T4423] deactivate_locked_super+0xac/0x120 [ 43.999194][ T4423] deactivate_super+0xe4/0x104 [ 43.999818][ T4423] cleanup_mnt+0x390/0x418 [ 44.000471][ T4423] __cleanup_mnt+0x20/0x30 [ 44.001160][ T4423] task_work_run+0x1ec/0x278 [ 44.001809][ T4423] get_signal+0x111c/0x1304 [ 44.002451][ T4423] do_notify_resume+0x33c/0x2aa4 [ 44.003165][ T4423] el0_svc+0x98/0x128 [ 44.003798][ T4423] el0t_64_sync_handler+0x84/0xf0 [ 44.004561][ T4423] el0t_64_sync+0x18c/0x190 [ 44.005217][ T4423] irq event stamp: 167000 [ 44.005840][ T4423] hardirqs last enabled at (166999): [] folio_memcg_lock+0xe8/0x1f4 [ 44.007241][ T4423] hardirqs last disabled at (167000): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 44.008652][ T4423] softirqs last enabled at (166644): [] local_bh_enable+0x10/0x34 [ 44.010054][ T4423] softirqs last disabled at (166642): [] local_bh_disable+0x10/0x34 [ 44.011508][ T4423] ---[ end trace 0000000000000000 ]--- [ 44.031218][ T284] ------------[ cut here ]------------ [ 44.032207][ T284] WARNING: CPU: 0 PID: 284 at include/linux/backing-dev.h:247 __folio_start_writeback+0x88c/0xa7c [ 44.033888][ T284] Modules linked in: [ 44.034529][ T284] CPU: 0 PID: 284 Comm: kworker/u4:4 Tainted: G W syzkaller #0 [ 44.035940][ T284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.037531][ T284] Workqueue: writeback wb_workfn (flush-7:0) [ 44.038489][ T284] pstate: 824000c5 (Nzcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 44.039690][ T284] pc : __folio_start_writeback+0x88c/0xa7c [ 44.040578][ T284] lr : __folio_start_writeback+0x88c/0xa7c [ 44.041504][ T284] sp : ffff800020db6c80 [ 44.042177][ T284] x29: ffff800020db6d60 x28: dfff800000000000 x27: 0000000000000000 [ 44.043458][ T284] x26: ffff7000041b6d98 x25: 0000000000000000 x24: ffff0000d5ae2ce0 [ 44.044709][ T284] x23: ffff800020db6ce0 x22: ffff0000c5113ce8 x21: 0000000000000001 [ 44.045985][ T284] x20: fffffc00032d80c8 x19: fffffc00032d80c0 x18: ffff800011b7bf60 [ 44.047218][ T284] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 44.048519][ T284] x14: 0000000000000001 x13: 1fffff800065b018 x12: 0000000000ff0100 [ 44.049782][ T284] x11: ff0080000870ab8c x10: 0000000000000000 x9 : ffff80000870ab8c [ 44.051040][ T284] x8 : ffff0000caa38000 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.052284][ T284] x5 : 0000000000000020 x4 : 0000000000000000 x3 : ffff80000870a638 [ 44.053574][ T284] x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.054878][ T284] Call trace: [ 44.055382][ T284] __folio_start_writeback+0x88c/0xa7c [ 44.056206][ T284] set_page_writeback+0x5c/0x7c [ 44.056961][ T284] gfs2_aspace_writepage+0x514/0x6dc [ 44.057783][ T284] __writepage+0x70/0x184 [ 44.058460][ T284] write_cache_pages+0x74c/0xde8 [ 44.059263][ T284] do_writepages+0x318/0x504 [ 44.060026][ T284] filemap_fdatawrite_wbc+0x124/0x174 [ 44.060840][ T284] filemap_fdatawrite+0xd0/0x12c [ 44.061577][ T284] gfs2_write_inode+0x234/0x34c [ 44.062332][ T284] __writeback_single_inode+0x5e0/0x1554 [ 44.063126][ T284] writeback_sb_inodes+0x858/0x143c [ 44.063821][ T284] wb_writeback+0x414/0xfcc [ 44.064451][ T284] wb_workfn+0x360/0xe18 [ 44.065105][ T284] process_one_work+0x7f8/0x13a4 [ 44.065872][ T284] worker_thread+0x8c4/0xfec [ 44.066592][ T284] kthread+0x250/0x2d8 [ 44.067210][ T284] ret_from_fork+0x10/0x20 [ 44.067905][ T284] irq event stamp: 87820 [ 44.068564][ T284] hardirqs last enabled at (87819): [] folio_memcg_lock+0xe8/0x1f4 [ 44.070108][ T284] hardirqs last disabled at (87820): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 44.071585][ T284] softirqs last enabled at (87534): [] batadv_nc_purge_paths+0x2f0/0x378 [ 44.073078][ T284] softirqs last disabled at (87532): [] batadv_nc_purge_paths+0xd0/0x378 [ 44.074599][ T284] ---[ end trace 0000000000000000 ]--- [ 44.079091][ C1] ------------[ cut here ]------------ [ 44.080039][ C1] WARNING: CPU: 1 PID: 21 at include/linux/backing-dev.h:247 __folio_end_writeback+0x7d0/0x9cc [ 44.081613][ C1] Modules linked in: [ 44.082224][ C1] CPU: 1 PID: 21 Comm: ksoftirqd/1 Tainted: G W syzkaller #0 [ 44.083579][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025 [ 44.085167][ C1] pstate: 424000c5 (nZcv daIF +PAN -UAO +TCO -DIT -SSBS BTYPE=--) [ 44.086325][ C1] pc : __folio_end_writeback+0x7d0/0x9cc [ 44.087228][ C1] lr : __folio_end_writeback+0x7d0/0x9cc [ 44.088068][ C1] sp : ffff80001ca77970 [ 44.088704][ C1] x29: ffff80001ca77990 x28: dfff800000000000 x27: ffff0000c5113ce8 [ 44.090033][ C1] x26: 0000000000000000 x25: 05ffd400000020d2 x24: 1fffff800065b018 [ 44.091307][ C1] x23: 0000000000000001 x22: ffff0000d5ae2ce0 x21: ffff0000d5ae2ce8 [ 44.092554][ C1] x20: 0000000000000001 x19: fffffc00032d80c0 x18: ffff800011b7bf60 [ 44.093812][ C1] x17: ffff800018338000 x16: ffff8000082d7e60 x15: ffff800017e19000 [ 44.095114][ C1] x14: 0000000000000003 x13: 1ffff0000394ef20 x12: 0000000000ff0100 [ 44.096338][ C1] x11: ff0080000870a104 x10: 0000000000000000 x9 : ffff80000870a104 [ 44.097589][ C1] x8 : ffff0000c0a51bc0 x7 : 0000000000000000 x6 : 0000000000000000 [ 44.098869][ C1] x5 : 0000000000000080 x4 : 0000000000000000 x3 : 0000000000000010 [ 44.100143][ C1] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 44.101363][ C1] Call trace: [ 44.101873][ C1] __folio_end_writeback+0x7d0/0x9cc [ 44.102689][ C1] folio_end_writeback+0x12c/0x410 [ 44.103449][ C1] end_page_writeback+0x58/0x74 [ 44.104181][ C1] end_buffer_async_write+0x32c/0x4f4 [ 44.105022][ C1] end_bio_bh_io_sync+0xb0/0x1dc [ 44.105787][ C1] bio_endio+0x750/0x794 [ 44.106466][ C1] blk_update_request+0x49c/0xbec [ 44.107253][ C1] blk_mq_end_request+0x54/0x88 [ 44.107972][ C1] lo_complete_rq+0x1ec/0x250 [ 44.108704][ C1] blk_done_softirq+0x11c/0x168 [ 44.109482][ C1] handle_softirqs+0x318/0xc60 [ 44.110166][ C1] run_ksoftirqd+0x7c/0x2ac [ 44.110865][ C1] smpboot_thread_fn+0x4b0/0x964 [ 44.111546][ C1] kthread+0x250/0x2d8 [ 44.112211][ C1] ret_from_fork+0x10/0x20 [ 44.112817][ C1] irq event stamp: 442715 [ 44.113458][ C1] hardirqs last enabled at (442714): [] folio_memcg_lock+0xe8/0x1f4 [ 44.114940][ C1] hardirqs last disabled at (442715): [] _raw_spin_lock_irqsave+0xa4/0xb0 [ 44.116340][ C1] softirqs last enabled at (442688): [] handle_softirqs+0xaec/0xc60 [ 44.117812][ C1] softirqs last disabled at (442695): [] run_ksoftirqd+0x7c/0x2ac [ 44.119226][ C1] ---[ end trace 0000000000000000 ]---